Messages in this thread | | | Date | Wed, 20 Oct 1999 17:57:51 +0200 (CEST) | From | Ingo Molnar <> | Subject | Re: invalid address for sound DMA-buffer |
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On Wed, 20 Oct 1999, Alan Cox wrote:
> This indicates someone has broken the memory allocator and it is passing non > ISA DMA memory to the sound driver. The driver takes great pain to catch this > because a broken ISA DMA allocator in the kernel is likely to cause > memory and potentially disk corruption with some old ISA controllers.
exactly how are memory allocators supposed to take care of ISA DMA issues in 2.3? Manfred already suggested that the new mm/bootmem.c allocator should first try to allocate >16M addresses.
-- mingo
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